Feature:1. [Dual 2 Charging Dock] For Xbox controller. With 2 controller slots, 2 controllers can be charged at the same time.2. [2 Rechargeable Batteries] 2 1100mAh rechargeable batteries can provide you endless gaming time, no worry about running out of batteries.3. [Easy To Use] Just place the controller on the charging station, the controller will align with the metal conductor and start charging.4. [Storage Function] When not in use, the charging dock can store your controllers so you can easily find them when you need them.5. [Circuit Protection] Built in smart charging board provides overheating and short circuit protection. It will auto stop after being fully charged.How to Use:Plug and playSpecification:Item Type: Controller Dual ChargerMaterial: ABSInput Charging Voltage: 5VOutput Voltage: 2.4VCharging Current: 300mAOvervoltage Protection: 2.8VOvercurrent Protection: ≥1ABattery Type: 2 x 1100mAh Lithium Batteries (included)Compatibility: For Xbox Controller Package List:1 x Controller Dual Charger2 x Battery2 x Battery Cover1 x Data Line1 x Manual in Chinese English Japanese and Spanish